v8  5.5.372(node7.10.1)
V8 is Google's open source JavaScript engine
libplatform.h
Go to the documentation of this file.
1 // Copyright 2014 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef V8_LIBPLATFORM_LIBPLATFORM_H_
6 #define V8_LIBPLATFORM_LIBPLATFORM_H_
7 
8 #include "libplatform/v8-tracing.h"
9 #include "v8-platform.h" // NOLINT(build/include)
10 
11 namespace v8 {
12 namespace platform {
13 
14 /**
15  * Returns a new instance of the default v8::Platform implementation.
16  *
17  * The caller will take ownership of the returned pointer. |thread_pool_size|
18  * is the number of worker threads to allocate for background jobs. If a value
19  * of zero is passed, a suitable default based on the current number of
20  * processors online will be chosen.
21  */
22 v8::Platform* CreateDefaultPlatform(int thread_pool_size = 0);
23 
24 
25 /**
26  * Pumps the message loop for the given isolate.
27  *
28  * The caller has to make sure that this is called from the right thread.
29  * Returns true if a task was executed, and false otherwise. This call does
30  * not block if no task is pending. The |platform| has to be created using
31  * |CreateDefaultPlatform|.
32  */
33 bool PumpMessageLoop(v8::Platform* platform, v8::Isolate* isolate);
34 
35 /**
36  * Attempts to set the tracing controller for the given platform.
37  *
38  * The |platform| has to be created using |CreateDefaultPlatform|.
39  */
41  v8::Platform* platform,
42  v8::platform::tracing::TracingController* tracing_controller);
43 
44 } // namespace platform
45 } // namespace v8
46 
47 #endif // V8_LIBPLATFORM_LIBPLATFORM_H_
Definition: libplatform.h:11
void SetTracingController(v8::Platform *platform, v8::platform::tracing::TracingController *tracing_controller)
v8::Platform * CreateDefaultPlatform(int thread_pool_size=0)
bool PumpMessageLoop(v8::Platform *platform, v8::Isolate *isolate)